.k-main {
    display: flex;
    width: 100%;
    height: 100vh;
    background-color: #ccc;
    .k-main--right-block {
        flex: 1;
        overflow: hidden;
        .k-main--container {
            width: 100%;
            height: calc(100% - 60px);
            overflow: auto;
        }
    }
}